Simplify Complex Rational Expressions
- $$\begin{array} { r } 12 x + 7 y - 8 z + w = 1 \\5 y + z = - 6 \\x - y - 2 z = - 5 \\3 x - 3 y + 4 z = 5\end{array}$$

question 79

Multiple Choice

Simplify Complex Rational Expressions
- $$\begin{array} { r } 12 x + 7 y - 8 z + w = 1 \\5 y + z = - 6 \\x - y - 2 z = - 5 \\3 x - 3 y + 4 z = 5\end{array}$$

• A)
• \[\left[ \begin{array} { l r r r | r }
• 12 & 7 & - 8 & 1 & 1 \\
• 0 & 5 & 1 & 0 & - 6 \\
• 1 & - 1 & - 2 & 0 & - 5 \\
• 3 & - 3 & 4 & 0 & 5
• \end{array} \right]\]
• B)
• \[\left[ \begin{array} { l r r | r }
• 12 & 7 & - 8 & 1 \\
• 0 & 5 & 1 & 6 \\
• 1 & - 1 & - 2 & - 5 \\
• 3 & - 3 & 4 & 5
• \end{array} \right]\]
• C)
• \[\left[ \begin{array} { l r r | r }
• 12 & 0 & 1 & 9 \\
• 7 & 5 & - 1 & - 3 \\
• - 8 & 1 & - 2 & 4 \\
• 1 & 0 & 0 & 0 \\
• 1 & - 6 & - 5 & 5
• \end{array} \right]\]
• D)
• \[\left[ \begin{array} { l l l l | r }
• 12 & 7 & 8 & 1 & 1 \\
• 0 & 5 & 1 & 0 & - 6 \\
• 1 & 1 & 2 & 0 & - 5 \\
• 3 & 3 & 4 & 0 & 5
• \end{array} \right]\]

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Myths About Conflict

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Sources Of Power

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French And Raven

refers to a framework for understanding social power and its bases, developed by social psychologists John French and Bertram Raven, which identifies five sources of power: reward, coercive, legitimate, referent, and expert power.